forked from mirrors/nixpkgs
2111e7b742
This is needed to access attributes of derivations on platforms where they cannot be built.
101 lines
3.5 KiB
Nix
101 lines
3.5 KiB
Nix
{ stdenv, callPackage
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, withLinuxHeaders ? true
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, installLocales ? true
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, profilingLibraries ? false
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, withGd ? false
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}:
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callPackage ./common.nix { inherit stdenv; } {
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name = "glibc" + stdenv.lib.optionalString withGd "-gd";
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inherit withLinuxHeaders profilingLibraries installLocales withGd;
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NIX_NO_SELF_RPATH = true;
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postConfigure = ''
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# Hack: get rid of the `-static' flag set by the bootstrap stdenv.
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# This has to be done *after* `configure' because it builds some
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# test binaries.
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export NIX_CFLAGS_LINK=
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export NIX_LDFLAGS_BEFORE=
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export NIX_DONT_SET_RPATH=1
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unset CFLAGS
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# Apparently --bindir is not respected.
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makeFlagsArray+=("bindir=$bin/bin" "sbindir=$bin/sbin" "rootsbindir=$bin/sbin")
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'';
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# The stackprotector and fortify hardening flags are autodetected by glibc
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# and enabled by default if supported. Setting it for every gcc invocation
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# does not work.
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hardeningDisable = [ "stackprotector" "fortify" ];
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# When building glibc from bootstrap-tools, we need libgcc_s at RPATH for
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# any program we run, because the gcc will have been placed at a new
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# store path than that determined when built (as a source for the
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# bootstrap-tools tarball)
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# Building from a proper gcc staying in the path where it was installed,
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# libgcc_s will not be at {gcc}/lib, and gcc's libgcc will be found without
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# any special hack.
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preInstall = ''
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if [ -f ${stdenv.cc.cc}/lib/libgcc_s.so.1 ]; then
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mkdir -p $out/lib
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cp ${stdenv.cc.cc}/lib/libgcc_s.so.1 $out/lib/libgcc_s.so.1
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# the .so It used to be a symlink, but now it is a script
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cp -a ${stdenv.cc.cc}/lib/libgcc_s.so $out/lib/libgcc_s.so
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fi
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'';
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postInstall = ''
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if test -n "$installLocales"; then
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make -j''${NIX_BUILD_CORES:-1} -l''${NIX_BUILD_CORES:-1} localedata/install-locales
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fi
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test -f $out/etc/ld.so.cache && rm $out/etc/ld.so.cache
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if test -n "$linuxHeaders"; then
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# Include the Linux kernel headers in Glibc, except the `scsi'
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# subdirectory, which Glibc provides itself.
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(cd $dev/include && \
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ln -sv $(ls -d $linuxHeaders/include/* | grep -v scsi\$) .)
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fi
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# Fix for NIXOS-54 (ldd not working on x86_64). Make a symlink
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# "lib64" to "lib".
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if test -n "$is64bit"; then
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ln -s lib $out/lib64
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fi
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# Get rid of more unnecessary stuff.
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rm -rf $out/var $bin/bin/sln
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''
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# For some reason these aren't stripped otherwise and retain reference
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# to bootstrap-tools; on cross-arm this stripping would break objects.
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+ stdenv.lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
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for i in "$out"/lib/*.a; do
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[ "$i" = "$out/lib/libm.a" ] || $STRIP -S "$i"
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done
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'' + ''
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# Put libraries for static linking in a separate output. Note
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# that libc_nonshared.a and libpthread_nonshared.a are required
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# for dynamically-linked applications.
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mkdir -p $static/lib
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mv $out/lib/*.a $static/lib
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mv $static/lib/lib*_nonshared.a $out/lib
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# Some of *.a files are linker scripts where moving broke the paths.
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sed "/^GROUP/s|$out/lib/lib|$static/lib/lib|g" \
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-i "$static"/lib/*.a
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# Work around a Nix bug: hard links across outputs cause a build failure.
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cp $bin/bin/getconf $bin/bin/getconf_
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mv $bin/bin/getconf_ $bin/bin/getconf
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'';
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separateDebugInfo = true;
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meta.description = "The GNU C Library";
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}
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